A lot of different controllers was available for the Atari 2600 VCS system.
| Pin | Description | 
|---|---|
| 1 | Up | 
| 2 | Down | 
| 3 | Left | 
| 4 | Right | 
| 5 | NC | 
| 6 | Fire | 
| 7 | NC | 
| 8 | Ground | 
| 9 | NC | 
| Pin | Description | 
|---|---|
| 1 | NC | 
| 2 | NC | 
| 3 | 2P Fire | 
| 4 | 1P Fire | 
| 5 | NC | 
| 6 | NC | 
| 7 | +5v (pot common) | 
| 8 | Ground | 
| 9 | 2P Paddle | 
| Pin | Description | 
|---|---|
| 1 | Up thru | 
| 2 | Down thru | 
| 3 | Left thru | 
| 4 | Right thru | 
| 5 | Front trigger | 
| 6 | Fire thru | 
| 7 | +5v (triggers) | 
| 8 | Ground | 
| 9 | Top trigger | 
| Pin # | 5 | 9 | 6 | 
|---|---|---|---|
| 1 | 1 | 2 | 3 | 
| 2 | 4 | 5 | 6 | 
| 3 | 7 | 8 | 9 | 
| 4 | * | 0 | # | 
| 7 | +5v pulls pins 5 & 9 through 4.7k resistors | ||
| Contributor: | Joakim Ögren 
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